<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8" />
    <title>WebSocket DEMO</title>
</head>
<body>
<script type="text/javascript">

    setInterval(function () {
        //console.log("定时器")
        send('ping')
    },10000)



    if (!window.WebSocket) {
        window.WebSocket = window.MozWebSocket
    }

    const socket = new WebSocket("ws://127.0.0.1:8080/ws/connect?token=59f0ff222ac4f3e06be32330c5b2ba9d24")
    socket.onmessage = function (event) {
        let ta = document.getElementById("responseText")
        ta.value = ta.value + "\n" + event.data
    }
    socket.onopen = function (event) {
        let ta = document.getElementById("responseText")
        ta.value = "连接开启!"


    }
    socket.onclose = function (event) {
        let ta = document.getElementById("responseText")
        ta.value = ta.value + "连接被关闭"
    }

    function send(message) {
        if (!window.WebSocket) {
            return
        }
        if (socket.readyState == WebSocket.OPEN) {
            socket.send(message)
        } else {
            alert("连接没有开启.")
        }
    }
</script>
<form onsubmit="return false;">
    <h3>WebSocket 聊天室：</h3>
    <textarea
            id="responseText"
            style="width: 500px; height: 300px;border: red solid 1px"
    ></textarea>
    <br />
    <input
            type="text"
            name="message"
            style="width: 300px"
            value="Hello"
    />
    <input
            type="button"
            value="发送消息"
            onclick="send(this.form.message.value)"
    />
    <input
            type="button"
            onclick="javascript:document.getElementById('responseText').value=''"
            value="清空聊天记录"
    />
</form>
</body>
</html>
